If client PC(note guest OS)'s audio driver is disabled, Spice's Lip-Sync function is of no use.
Submitted by Doojae
Assigned to Spice Bug List
guest os: windows 7 professional 32 bit (or 64bit) client: VirtViewer 0.5.6 or any version. client os: windows 7 Profession 32bit (or 64bit)
Client PC environment : A desktop PC with Realtek audio chip and don't connect any headphone and Speaker in audio jack. This will make the PC's sound function disabled( not mute) (If you want to test your windows os notebook, just set to audio driver "don't use" in Device Manager.)
Make set upper environment to your PC
With virt-viewer 0.5.6 (or any version) , connect SPICE KVM VM (guest OS : windows 7).
Play any movie with any player.
Movie screen display is not progressing, just stoped .
Reproducible : 100%
Expected Function : 1. Check Client PC's audio device function. 2. If audio is disabled, Spice protocol should don't use lip-sync function. Sever just should send Video Data to client PC without using lip-sync function.